Roof structure for a passenger bus



FIG. 1 is a top, front, and right side perspective view of a roofstructure for a passenger bus showing our new design;

FIG. 2 is a right side elevation view thereof;

FIG. 3 is a top, front, and right side perspective view of a secondembodiment of a roof structure for a passenger bus showing our newdesign; and,

FIG. 4 is a right side elevation view of the embodiment shown in FIG. 3.

Views not shown in the Figures are either not part of the claimed designor are mirror images of those shown. Broken lines are intended to showenvironments in which the designs may be used and are not intended toform a part of the claimed design.

We claim the ornamental design for a roof structure for a passenger bus,as shown and described.